Howard Overby was a houseguest on Big Brother 15. He was notable for his kind-heartedness despite racist comments made during the season. In Week 5, Howard was nominated alongside his ally Spencer Clawson. He was evicted in a vote of 7–1–0 and placed twelfth.
On finale night, Howard, along with Elissa and Judd was revealed to be the top three vote-getters to win America's Favorite Houseguest, but he lost to Elissa.
•Howard was the first houseguest to bring up the medias reaction to the racism from his season on finale night.
•TMZ's comments towards Howard being a "coward" when he refused to argue with Aaryn and GinaMarie so he can focus on winning Big Brother have received a large amount of backlash from the Big Brother community but also praising Howard for being classy with his decision to not go after them.
•He is the first houseguest to be evicted pre-jury and be a runner-up for America's Favorite Houseguest.
•He would later be followed by Jason Roy.